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I.I 


1.25 


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2.2 


2.0 


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LA.  Ill  1.6 


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Photigraphic 

Sciences 
Corporation 


23  WEST  MAIN  STREET 

WEBSTER,  N.Y.  14580 

(716)  872-4503 


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CIHM/ICMH 

Microfiche 

Series. 


CIHM/ICMH 
Collection  de 
microfiches. 


Canadian  Institute  for  Historical  Microreproductions  /  Institut  Canadian  de  microreproductions  historiques 


!^. 


Technical  and  Bibliographic  Notas/Notas  tachniquas  at  bibliographiques 


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D 
E 

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The 
to  1 


Th« 
pos 
of  1 
filrr 


Orij 
beji 
the 
sioi 
oth 
firs' 
sior 
ori 


The 
sha 
TIN 
whi 

Mai 
diffi 
enti 
beg 
righ 
raq; 
met 


This  item  is  filmed  at  the  reduction  ratio  checked  below/ 
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L'exemplaire  f ilmA  f ut  reproduit  grAc  ^  A  la 
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La  bibliothdque  des  Archives 
publiques  du  Canada 

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d'impression  ou  d'illustration  et  en  terminant  par 
la  derniftre  page  qui  comporte  une  tel!e 
empreinte. 

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dernlAre  image  de  cheque  microfiche,  selon  le 
cas:  le  symbols  — ►  signifie  "A  SUIVRE  ",  le 
symbols  V  signifio  'FIN '. 

Les  cartes,  planches,  tableaux,  etc.,  peuvent  dtre 
film6s  d  des  taux  de  reduction  diffirents. 
Lorsque  le  document  est  trop  grand  pour  dtre 
reproduit  en  un  seul  clich6,  il  est  film6  d  partir 
de  I'angie  sup6rieur  gauche,  de  gauche  d  droite, 
et  de  haut  en  bas,  en  prenant  le  nombre 
d'images  nicessaire.  Les  diagrammes  suivants 
illustrent  la  mdthode. 


1  2  3 


1 

2 

3 

4 

5 

6 

Keystone  Spring  and  Metal   Works. 

K.  W.  Blackwell, 


Manufacturer  of 


Spiral  and  Elliptic  Springs 

For  Railway  Cars  and  Locomotives, 

Corner  Canal  and  Conde  Streets, 

Montreal. 

K.  W.  Blackwell.  Soecial  Par  tners.  I  ^^^'^^'  S^°«- 

I  Charles  T.  Schoen. 

Sole  Agents  in  the  Dominion  for  Ajax 
Metal  Co.,  Philadelphia. 


•WBBBP 


w 


Montreal,  September,  1883. 

'E  call  your  attention  to  our  Catalogue  of  Elliptic 

and  Spiral  Springs. 
We  use  the  best  grade  of  Crucible  Steel  worked 
by  the  most  approved  methods  and  machinery,  and  by 
Skillful  Workmen. 

We  stand  pledged  to  a  high  standard  of  excellence 
in  the  Quality  of  our  product. 

Each   spring   is    thoroughly    tested   and    inspected 
before  leaving  Works. 


All   ^^prin«4•^s   Warranted 


/i^'^iVdm 


Car  and  Locomotii^S'prings. 


Warfantei 


Any  shape,  size  pt  ^^pi^tty  made  to  order  from  drawings 

^r  specifications. 


J 


/^ 


Passenger  or  Baggage  C^  feljiptic  Springs. 

Double,  Ti^iflIs^^r  Quadruple. 

Made  of  any  i^^u'^e^  length,  height  or  capacity. 

xV     \>^  •         . 

A*]xniaM:y  joiates,  or  not,  as  desired. 


.A, 


Freight  Car  Elliptic  Springs. 


Made  of  am^Mzfe^or  capacity  required. 


> 


v> 


Locomotive  §;^pgs. 


W^franted^ 


Made  fronidrawihg^  or  specifications  of  any  shape 

or  style. 


Graduated  Bolster  Spring, 

No.  17.         _\ 


United  States  Patents:  August  i6,  1881 ;  Janu^r/^ ai^ 
Canadian  Patent:  May  6^1882. 


1,1882. 


Length,  .         y-      ^7  n 

Width,  .^      -^^8^ 

Height,  to  4iieet  specifications. 

Capacity,  \  .   \46,ooo  lbs.  each. 

,     j,^\^^  motion  of  this  spring  is  as  soft  under  an  empty  car  as  when 
loaded  with  fifteen  to  thirty  K^ns) 

It  is  the  STRONGEST  Bblst^  Spring  made. 

It  has  LESS  TH)^^«AL*i•  the  dead  weight  of  EUiptics. 

It  is  aboirt^of^  hXlf  the  price  of  EUiptics. 

The  Jjib^oU  is  gnaranteed  better  than  Freight  EUiptics. 

It  is  now^  D^e  on  all  the  leading  railroads  of  the  United  States  and 
Canada,  19  th'pit'  entire  satisfaction. 

The  ONLY  spring  made  that  will  carry  an  empty  car  as  easily 

AS  WHEN  FULLY  LOADED. 


«3 


Graduated  Bolstef>5 

NO.  1^;\V 

United  States  Patents  :  August  i6,  1881 ;  Janua)^  3  and  March  21,  1882. 
Canadian  ^rftent :  May6,j«8z. 

I  7  inches. 
8>^   "      . 
meet  specifications. 
40,000  !t)s.  each. 

Fop  filate^'iefnoved,  showing  difference  in  length  of  coils. 


M 


\ 


15 


Graduated  Bolstei^^^ng, 


No.  ^<\  V^ 


Malleable  Ylat?es. 


United  States  Patents  ;  Angus 
Canal 

LengthO^ 

widthVv 

city, 


January  3  and  March  21,  1882. 
ay  6,  1882. 

17  inches. 
8       " 
.      as  required. 
40,000  tbs.  each. 


16 


■^"o-mmmm 


17 


Graduated  Bolster 

No.  24.  y.\ 


Malleable  Plates. 


Penn^wlvaXia  Railroad  Pattern. 

United  States  Patents :  August  i6,  i88x  ;  Januahr  3  and  March  21, 1882. 
Canadian  Paftnt :  May  6^862. 


Length, 

Width, 

Height 

C^Wit5^V    .        40,000  ft)s.  each. 

This  0at*e>n  \vHth  lugs  on  lower  plate  has  been  put  in  service 
on  the  (^Wi^^)4^ania  Railroad  and  roads  operated  by  the  Penn- 
sylvani^om^ny,  for  twenty-five  ton  cars. 


18 


»9 


Graduated   Tender  imping, 


No   21. 

United  States  Patents;  August  i6,  1881 ;  JaiVuaKy  3  anityM^ch  21, 1882. 
Canadian  Patent :  Mli^  6,  i8ml 

Length,  .y^    .      ^20  inches. 

Width,        X  .\^.^  9  inches. 

Hcight,<^^^)to\meet  specifications. 
CapcTcih(,  \  V        50,000  lbs.  each. 

This  is  thji  S4:RaxaEST  and  best  spring  made  for  the  purpose. 


Ouai^rlteM^to.  carry  the  varying  loads    of  tenders  with  an 
\^  )eKsy  motion  under  all  circumstances. 


/*- 


A>  V 


Graduated  Tend^r\<Spring, 


No.  20-: 
Malleable  PlateV 


United  States  Patents  :  AiiKust  i6,  ;i»6i  ;  January  3  and  March  21,  1882. 
Canadtiui  PatefH:  May  6,  1882. 


Length,  \J-C\'  .         20  inches. 

3f(it)  ^    to  meet  specifications, 
ity,       .       50,000  tbs.  each. 


23 


■/Qrt-AHUES^^SCOTr 


*3 


Graduated  Tend^r^pi^i^g, 


No.  2&: 


Malleable  Plates 


Bennsylva^ia  Railroad  Pattern. 

United  States  Patents  ;  August  .&>,p^i  :  January  3  and  March  2.,  t88^. 
Canadl^^  PatenV;  Iway  6.  '882. 


20  inches. 

2 


81/    " 


Lengthy 

Hfii^V,   ■    to  meet  specifications. 
^O^a^ity,       .        50.000  fos.  each. 


94 


Graduated   Bolster  or  :i:^er^Sp rings, 

No.  2C_^ 

United  States  Patent :  March  2^.  .882.    Canaj^n  Patent :    May  6.  1882. 

Length,  \.  X/  1 2  inches. 
Width.  O-W  .  10  inches. 
HeiglitNV.  •  a^  required. 
Ca^)^t^,  to  meet  specifications 
^C^Hibm  10,000  to  40,000  lbs.  each. 


26 


Single   Coil   Equalizing  Spri 


Pennsylvania  Railroao'nStanpa^d. 


Diameter, 
Heiorht, 


United  Stat  s  Patent :  J^miaty  3,  "I82. 


X- 


8  inches. 

X       \/     .  as  required. 

Capacity,  \i/'.\  to  suit  weight  of  car. 

■^  \V 

Range  of  motion  cj^eatek, 
Quality  of  fHonyn  better, 

\^^\,  Than  in  any  other  Equahzing  Spring  made. 


28 


Single  Coil  BolsteKjSpring, 

[O.  iC-^     V 


N< 


United  States  Patents  :  ^<igust  16,  i88f>sfid  January  3,  1882. 


Diamet^rrCX  .  \^.         9  inches. 
Height,  ^^t^  meet  specifications. 


Cap\city\      . '    35,000  lbs.  each. 


,\i 


y 


otion  very  soft  and  slow. 


30 


3« 


Two-Coil  Bolster  Sprkjg. 


Malleable  Plates 


No.  10. 

PENNSYLyAmA  R 

United  States  Patents  :  August  i6,  iHSiTany  January  3, 1882. 


ROAD  Stan  DAK  I), 


Diameter,  \>  .  8  inches. 
Height, /^\^  N^.  as  required. 
Capaclty,\   )  .     35,000  tbs  each. 

\      \ 
This  spring  in<;orhieR|iolnwith  Graduated,  No.  24 (pages  18  and  19), 

are^iioNv  Kse^  almost  exclusively  on  Pennsylvania 

Railroad  twenty  and  twenty-five  ton  cars. 

Motion  very  soft  aiid  slow. 


32 


33 


Graduated  Three-Coil  Bilker  Spring, 

Np.  227) 

United  States  Patenti^e-issued  February  a;,  1877. 

Dlam^&^K\>        .       9  inches. 
HeightN   v^    .  as  required. 

"Ca^^t^,         .     35,000  ft)s.  each. 


34 


\ 


Graduated  Three-Coil  B 

No.  22. 


nn 


Sect 


United  States  Patent  Re-issucd  February  27,  1877. 

Diameter,  a^^  \>'  9  iriches. 
Height, ^^^X^/  as  required. 
Capacity.  \/  .     35,000  tt)s.  each. 

^l  Hew,  showing  difference  in  length  of  coils. 


> 


36 


37 


m 


Narrow  Gauge  Bolster^ting, 

No.  :(r^'' \^ 

United  States  P;«teiit  August^^'iSSi. 

Length,      iv       \.>  11^' inches. 

Hel^liL,       to  meet  specifications, 
Ga^a^bky}         1 2  to  1 5  tons  load. 

Two  coils  in  a  case. 


38 


39 


I 


-A 


Three-Coil  Bolster  Sp'niig. 


No.  ^ 


United  States  Patent  August  t6,)i88i. 


Length,      x,^    X?  ^v   1 1  ^  inches. 

Width,  <X\/'  ^     ^^       " 
Height,  \   Xp  meet  specifications. 
CaJ>abityV  twenty  tons  load. 


Three  coils  in  a  case. 


J 


40 


41 


taiMlHiainMH 


Union  Bolster^OTing. 

No.  liv- — ^  ^ 


Diameter,  \>  io)4  inches. 
Height, .  >|t(>nie^t  specifications. 
Capacity,  O)    twenty  tons  load. 


v^ 


,-,.   ^Composed  of  nine  coils  in  a  case. 


\. 


v> 


4* 


Round  Bar  Spiral  BQl^b$Spnng. 


Length,       .   ^^  .       qj^  inches. 
Width,         .    V-  ^      9 
Height, <   Vo^xm^^t  specifications. 
Capacrt3(,  \/)     twenty  tons  load. 


\ 


Cpntpos^d  of  three  double  coils 


in  a  case. 


44 


45 


/" 


Single  Coil  Dr^w^prmgs. 


Diameter, 


5  inches. 
.   as  required. 


H  eight,  O 

Caoacky.  VI  6,000  to  18,000  fts. 

^dl^X^f  any  size,  to  suit  draw-bar. 


46 


47 


Two-Coil  Dr^^|) 

Diameter,  <.  ^5^  to  6  inches. 
Height,  KTYNv^  .  as  required. 
Capacity.  X/T  6,f ^oo  to  20,000  ft)s. 
HoieN)/  any  size,  to  suit  draw-bar. 


48 


49 


<.v 


Nest  SpiraK^niig. 


Diameter,  ^. 

HeightK^ 

Ca 


as  required. 


tl  u 


•  (  «• 


f  any  size  or  number  of  coils  requi,  id. 


5" 


i^ffrsgyf-sagsg^y^-gji^.':---.^  -"■  -^  -"' 


/•■ 


Round  Bar  Equalizring  S][)ring 

For  Narrow  Gauge  Cars. 


/ 


Height, 


Diameter, 
Capacity,\ 


^ 


as  required. 


V 


'Either  one  or  two  coils. 


54 


Keystone 
Duplex  Hydraulic  Testing  Machine 

Shows  accurately  the  capacity,  quahty,  and  range  of  motion  of 
all  kinds  of  car  springs. 

The  advantages  of  this  machine  over  all  others  are,  that  it  is 
The  best  and  strongest  made  ; 
The  simplest  in  construction  ; 
Is  less  liable  to  get  out  of  order. 

Capacity. — Will  test  springs  to  6o,cxx)  ibs. 

More  of  them  in  use  by  railroads  in  the  United  States  than 
of  all  other  makes  combined. 


56 


Sole  Agents  for  the 

Dominion   of  Canada 


for 


Ajax  Metal  Company, 


Philadelphia. 


Brasses. 
Babbitts. 


Bronzes. 
Solders. 


58 


Press  of 

Times  Printing  House, 

725  and  727  Chestnut  Street, 

Philadelphia. 


f 


II 


I 


